The phrase "subject to refusal" often implies some sort of uncertainty or lack of control over a situation. However, there are several synonyms that can convey similar meanings. One such synonym is "contingent," which suggests that certain conditions must be met before something can be approved. Another similar phrase is "conditional approval," which hints at the possibility of rejection if certain criteria are not met. Additionally, the phrase "pending approval" can imply a sense of unease, as it suggests that a decision has not yet been made. Whatever the term used, it's important to keep in mind the potential risks and uncertainty that come with being "subject to refusal".